2)The condition of a plant species of having flowers of different sexes on the same and on different plants.

1753

Polyoecia. Ficus.

Linnaeus, C. (1753). Species plantarum, vol. 2: 1059.

1756

The fig-tree, which, in his former publications, is ranged the first of the class Cryptogamia, is here removed to the class Polygamia, and stands in an order by itself, intitled, Polyoecia.—This remove was made by the persuasion of that excellent botanist, the baron de Munchausen, from considering the structure of the fructification, from the umbilicus of the fruit being sometimes open, and from the great difference in the habit of the fig-tree from all others of the class Cryptogamia, which consists of ferns, mosses, fungi, and such like.